GENERIC NAMES OF THE FAMILY STAPHYLINIDAE 205 



ISCHNOSOMA Stephens— Continued 



Discussion: Tottenham (1949b, p. 377) states that this type was f3xed by 

 Westwood (1S3S, p. 19). This is au error, for Westwood merely cited 

 Ischnosoma as a synonym of Mycetoporus, designating splendidus as type 

 of the latter. 

 Synonymic liomonyyns '. 



Ischnosoma Stephens, 1829b, p. 268. 

 Ischnosoma Stephens, 1832, p. 168. 

 Synonyms: (See Mycetoporus) . 

 ISCHNOSOMATA Strand, 1935, p. 293. [Synonym of Mycetoporus.'^ 

 Genotype: Ischnosomata splendida (Gravenhorst) {Tachinus). 

 Fixed hy: Strand, 1935, p. 293, through objective synonymy with Ischno- 

 soma, of whicli splendida had already been fixed as genotype. 

 Synonyms : ( See Mycetoporus ) . 

 ISOCHARA Bernhauer, 1901d, p. 440. [Synonym of Baryodma.} 

 Genotype: Isochara tristis (Gravenhorst) {Aleocliara). 

 Fixed by: Feuyes, 1918, p. 23, by subsequent designation. 

 Later citations: I. tristis (Gravenhorst), by Tottenham 1949b, p. 403. 

 Synonyms: (See Baryodma). 

 ISOCHEILUS Sharp, 18S9, p. 263. 



Genotype: Isocheilus staphylinoides (Kraatz) {LithochaiHs) , 



Fixed by : Sharp, 1889, p. 263, by monotypy. 



Later citations: I. staphylinoides (Kraatz), by Lucas, 1920, p. 353; by 



Blacliwelder, 1939, p. 118. 

 Variant spellings : 



IsocHixus Fauvel, 1895b, p. 227. 

 Notes : The present disposition of this name is based on the study by Black- 

 welder (1939). 

 ISOCHILUS [Error for Isocheilus']. 



ISOGLOSSA Casey, 1893, p. 304. [Junior homonym of Isoglossa Newman, 1833. 

 Synonym of Ocalea.] 

 Genotype : Isoglossa arcuata Casey. 

 Fixed by : Casey, 1893, p. 304, by monotypy. 

 Later citations : I. arcuata Casey, by Fenyes, 1918, p. 23. 

 Synonyms: {See Ocalea). 

 ISOMALUS Erichson, lS39b, p. 31, without species. [Synonym of Eleusis.} 

 Genotype : Isomalus humilis Erichson. 



Fixed by : Duponchel, 1841a, p. 57, by subsequent designation. 

 Later citations: I. complanatus Erichson, by Chenu and Desmarest, 1857, 

 p. 103. /. humilis Erichson, by Blackwelder, 1942, p. 88 ; 1943. p. 1.55 ; by 

 Steel, 1950e, p. 213. 

 Discussion : The first species included were those described in 1840 ( in 

 the second part of the work) and included the one designated by Du- 

 ponchel. 

 Synonymic homonyms : 



Isomalus Erichson, 1840, p. 838. 

 Synonyms: (See also Eleusis) 



Leiosoma Chevrolat, 1846, p. 279. [Isogenotypic] 

 IS0PTERU3I Gistel, 1856, p. 388. [Junior homonym of Isopterum Agassiz, 1846. 

 Synonym of Ocypus.] 

 Genotype : Isopterum cyaneum (Paykull) (Staphylinus). 

 Fixed by : Blackwelder, here, by subsequent designation. 

 Synonyms: (See Ocypus). 



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